#4153CF#4153CF

#4153CF is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.4% C 0.191 H 271.4°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4153CF
RGB	rgb(65, 83, 207)
HSL	hsl(232, 60%, 53%)
HSV	hsv(232, 69%, 81%)
CMYK	cmyk(68.6%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(40.92, 33.76, -66.22)
CIE-LCH	lch(40.92, 74.33, 297.02°)
OKLab	oklab(50.39% 0.0047 -0.191)
OKLCH	oklch(50.39% 0.191 271.4)
XYZ	xyz(16.5319, 11.8137, 60.4284)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4153CF #CFBD41

analogous

#419ACF #4153CF #7641CF

triadic

#4153CF #CF4153 #53CF41

tetradic

#4153CF #CF419A #CFBD41 #41CF76

square

#4153CF #CF419A #CFBD41 #41CF76

split-complementary

#4153CF #CF7641 #9ACF41

monochromatic

#1E2977 #2B3AA8 #4153CF #727FDB #A3ABE8

Accessibility & contrast

On white

6.24

#4153CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#4153CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4153CF

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4153CF	#FFFFFF	#000000	##FFFFFF
##4153CF	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D3

Deuteranopia (green-blind)

#005ACD

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4153cf;
/* rgb */ color: rgb(65, 83, 207);
/* oklch */ color: oklch(50.4% 0.191 271.4);

Tailwind

colors: {
  custom: {
    50: '#8783df',
    500: '#4153cf',
    950: '#000000',
  },
}

SCSS

$custom: #4153cf;
$custom-light: #8783df;
$custom-dark: #000000;

JSON

{
  "hex": "#4153cf",
  "rgb": {
    "r": 65,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 232.394,
    "s": 59.664,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50394,
    "c": 0.19103,
    "h": 271.4
  },
  "luminance": 0.11815
}

Semantic roles & 50–950 ramp

primary

#4153CF

secondary

#D4CD97

accent

#CF45E3

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4153CF

Body copy rendered with the generated semantic roles for this colour.

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